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+## Non-working NLopt
+julia has many other optimization functions...some working, some not.
+```juliarepl
+julia> using NLopt
+julia> opt = Opt(:LD_NELDERMEAD, 2)  ## 2 dimensional optimization (x[1] and x[2]
+Opt(:LD_MMA, 2)
+julia> myfun(x::Vector, parms::Vector)= (x[1]-2)^2 + (x[2]-3)^2 + (x[1]*x[2])^2
+myfun (generic function with 1 method)
+julia> lower_bounds!(opt, [0,0])
+julia> xtol_rel!(opt,1e-6)
+julia> min_objective!(opt, myfun)
+julia> optimize(opt, [1.0, 1.0])
+SEGFAULT
+```
+# Parallel Thread (Multicore) Algorithms
+This should be a big deal here.
+[for R](DEoptim())
+https://stackoverflow.com/questions/15397390/parallelized-optimization-in-r

julia